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What Is Aluminum Trim Coil?
Aluminum trim coil is a pre-coated, highly flexible thin aluminum coil. Its core features are lightweight, durability, weather resistance, corrosion resistance, easy processing and shaping, long-lasting color, and low maintenance. It is mainly used for decoration and waterproof edging of building facades, doors, windows, and roofs, combining aesthetics and protective functions.
Aluminum Trim Coil Alloys
The most common alloys used for aluminum trim coil are from the 1xxx, 3xxx, and 5xxx series, each suited for specific applications:
· 1100: Pure aluminum, best corrosion resistance & formability, soft; for interior and low-stress exterior decorative trim.
· 3003: Manganese alloyed, 20% stronger than 1100, good corrosion resistance and workability; for roofing, siding and insulation panels.
· 3105: Slightly stronger than 3003, great formability and weldability; widely used in residential siding, mobile homes and sign panels.
· 5052: Magnesium alloyed, highest strength and superior saltwater/marine corrosion resistance; perfect for coastal and high-demand outdoor trim.
Colored aluminum trim coil
One of the biggest advantages of aluminum trim coil is its wide range of color options, allowing you to match or complement any architectural style or design vision. Colors are applied via high-quality coatings (such as PE, PVDF, or powder coating) that ensure long-lasting vibrancy and resistance to fading. Here are the most popular color choices and finishes:
Neutral Tones: White, beige, gray, and tan are classic choices that blend seamlessly with most exterior and interior designs.
Earthy Tones: Brown, bronze, and wood grain finishes mimic natural materials like wood, adding warmth and a rustic feel to projects.
Bold Accents: Red, blue, green, and black are perfect for creating eye-catching accents or making a statement.
Custom Colors: Most manufacturers (including us!) offer custom color options to match specific design requirements. Whether you need a unique shade to match your brand or a specific architectural palette, custom coatings are available upon request.
Popular Aluminum Trim Coil Specifications
1. 24" x 50' aluminum trim coil(Most Common Size)
Width: 24 inches (610 mm)
Length: 50 feet (15.24 m)
Standard Thickness:
0.019" (0.48 mm) — most popular
0.022" (0.56 mm) — heavier duty
0.024" (0.61 mm) — extra strength
Alloy: 3105 (default), 3003, 5052
Coating: Polyester (PE) baked enamel, PVC-coated, PVDF
2. Other Common Sizes
14" x 50' — narrow trim
18" x 50'
20" x 50'
36" x 50' — wider flashing
Lengths: also 100' / 150' rolls (bulk)
Aluminum Trim Coil Uses
· Residential: Window & door trim, roofing, siding, gutters, ceiling trim; seals gaps, waterproofs and enhances appearance.
· Commercial: Building facade, signage and decorative trim for offices, malls and public buildings; durable and low-maintenance for heavy-use sites.
· Decoration: Interior wall lines, furniture, elevators and electronic casings; bendable for custom modern styling.
· Specialized: Coastal/marine trim, solar reflection, home appliances, automotive interior and exterior parts.
Packaging & Shipping
Packaging: Small coils in cartons, large ones on fumigated wooden pallets (for export); all wrapped in moisture-resistant material, with end padding, desiccants and plastic bag for protection.
Shipping: FOB/CNF/CIF terms; loading ports in China (e.g., Qingdao); delivery 15-45 days; worldwide delivery via reliable logistics.
Order: MOQ 1-2 tons/spec; payment via T/T (30% deposit + 70% against B/L) or L/C at sight.
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FACTORY TOUR Haomei Aluminum is committed to technological innovation and equipment upgrading, equipping our production base with advanced intelligent production lines, including continuous coating lines, precision slitting machines and embossing equipment.
With near 30 years of 20 years of professional metal coating experience, we can provide you PE/PVDF/HDPE/FEVE coated aluminum coils with rich alloys and colors. We are also one of the few coating applicators that can replicates natural materials such as stones,marble,wood,on the surface of metal with paint.
Product Line
Haomei Aluminum’s fully automatic high-speed color coating production lines, adopting advanced two-coat two-bake precision roller coating technology. The whole line is controlled by an intelligent automation system, ensuring uniform coating, stable speed and high efficiency. With precise control over coating thickness and closed-loop temperature control, our products feature excellent weather resistance, corrosion resistance, color stability, scratch resistance and long service life.